新增官网新闻资讯接口

pz-applet/src/main/java/com/pz/applet/AppletInformationController.java

@@ -15,6 +15,7 @@ import com.pz.common.enums.BusinessType;
 import com.pz.common.utils.poi.ExcelUtil;
 import com.pz.system.domain.bo.InformationBo;
 import com.pz.system.domain.vo.InformationVo;
+import com.pz.system.domain.vo.OsArticleVo;
 import com.pz.system.service.IInformationService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.validation.annotation.Validated;
@@ -52,10 +53,21 @@ public class AppletInformationController extends BaseController {
     }
 
     /**
+     * 查询新闻资讯列表官网
+     */
+    @SaIgnore
+    @GetMapping("/listgw")
+    public R<InformationVo> listgw(@RequestParam("id") String id) {
+        //bo.setCityId(CityIdUtils.setCityIdPasLong(reques));
+        return R.ok(iInformationService.listgw(id));
+    }
+
+    /**
      * 获取新闻资讯详细信息
      *
      * @param id 主键
      */
+    @SaIgnore
     @GetMapping("/{id}")
     public R<InformationVo> getInfo(@NotNull(message = "主键不能为空")
                                      @PathVariable Integer id) {

pz-system/src/main/java/com/pz/system/domain/vo/InformationVo.java

@@ -65,4 +65,22 @@ public class InformationVo {
     private Date createTime;
 
     private Date updateTime;
+
+
+    /*
+     * 上一篇文章id
+     */
+    private String beforeId;
+    /**
+     * 上一篇文章标题
+     */
+    private String beforeTitle;
+    /**
+     * 下一篇文章id
+     */
+    private String afterId;
+    /**
+     * 下一篇文章标题
+     */
+    private String afterTitle;
 }

pz-system/src/main/java/com/pz/system/domain/vo/OsArticleVo.java

+package com.pz.system.domain.vo;
+
+import lombok.Data;
+
+@Data
+public class OsArticleVo extends InformationVo{
+    /**  */
+    private static final long serialVersionUID = 1L;
+    /*
+     * 上一篇文章id
+     */
+    private String beforeId;
+    /**
+     * 上一篇文章标题
+     */
+    private String beforeTitle;
+    /**
+     * 下一篇文章id
+     */
+    private String afterId;
+    /**
+     * 下一篇文章标题
+     */
+    private String afterTitle;
+}

pz-system/src/main/java/com/pz/system/service/IInformationService.java

@@ -5,6 +5,7 @@ import com.pz.system.domain.vo.InformationVo;
 import com.pz.system.domain.bo.InformationBo;
 import com.pz.common.core.page.TableDataInfo;
 import com.pz.common.core.domain.PageQuery;
+import com.pz.system.domain.vo.OsArticleVo;
 
 import java.util.Collection;
 import java.util.List;
@@ -33,6 +34,11 @@ public interface IInformationService {
     List<InformationVo> queryList(InformationBo bo);
 
     /**
+     * 查询新闻资讯列表官网
+     */
+    InformationVo listgw(String id);
+
+    /**
      * 新增新闻资讯
      */
     Boolean insertByBo(InformationBo bo);

pz-system/src/main/java/com/pz/system/service/impl/InformationServiceImpl.java

@@ -8,6 +8,7 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.pz.system.domain.City;
+import com.pz.system.domain.vo.OsArticleVo;
 import com.pz.system.mapper.CityMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -71,6 +72,45 @@ public class InformationServiceImpl implements IInformationService {
         return baseMapper.selectVoList(lqw);
     }
 
+    @Override
+    public InformationVo listgw(String id) {
+        InformationVo informationVo = baseMapper.selectVoById(id);
+        // 根据当前文章类型查询相关文章
+        List<InformationVo> list = baseMapper.selectVoList(new LambdaQueryWrapper<>());
+        Optional.ofNullable(list).ifPresent(informationVos -> {
+            informationVos.forEach(informationVo1 -> {
+                Optional.ofNullable(cityMapper.selectVoById(informationVo1.getCityId()))
+                    .ifPresent(cityVo -> {
+                        informationVo1.setCityName(cityVo.getName());
+                    });
+            });
+        });
+        // list长度减一（索引值从0开始）
+        int count = list.size() - 1;
+        list.forEach(a -> {
+            if (a.getId().equals(informationVo.getId())) {
+                // 当前文章所在索引位置
+                int index = list.indexOf(a);
+                // 索引为0时且list长度大于0，直接获取索引下一个值
+                if (index == 0 && count > 0) {
+                    informationVo.setAfterId(list.get(1).getId().toString());
+                    informationVo.setAfterTitle(list.get(1).getTitle());
+                    // 索引为最后一个且list长度大于0，，赋值上一篇文章
+                } else if (index == count && count > 0) {
+                    informationVo.setBeforeId(list.get(index - 1).getId().toString());
+                    informationVo.setBeforeTitle(list.get(index - 1).getTitle());
+                } else {
+                    // 索引为中间值时，分别给上下文章赋值
+                    informationVo.setBeforeId(list.get(index - 1).getId().toString());
+                    informationVo.setBeforeTitle(list.get(index - 1).getTitle());
+                    informationVo.setAfterId(list.get(index + 1).getId().toString());
+                    informationVo.setAfterTitle(list.get(index + 1).getTitle());
+                }
+            }
+        });
+        return informationVo;
+    }
+
     private LambdaQueryWrapper<Information> buildQueryWrapper(InformationBo bo) {
         Map<String, Object> params = bo.getParams();
         LambdaQueryWrapper<Information> lqw = Wrappers.lambdaQuery();